S
M
T
W
T
F
S
26
61°
34°
27
63°
37°
28
63°
43°
29
63°
43°
30
66°
43°
1
75°
50°
2
77°
50°
3
75°
55°
4
68°
55°
5
57°
48°
6
52°
45°
7
54°
43°
8
59°
39°
9
68°
43°
10
66°
43°
11
52°
41°
12
54°
41°
13
52°
43°
14
50°
43°
15
55°
41°
16
55°
43°
17
59°
43°
18
59°
48°
19
63°
45°
20
63°
54°
21
72°
55°
22
78°
53°
23
85°
59°
24
78°
52°
25
83°
56°
26
84°
52°
27
69°
47°
28
69°
50°
29
74°
54°
30
73°
52°
31
69°
51°
1
71°
54°
2
69°
52°
3
68°
53°
4
62°
49°
5
61°
48°
6
62°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Münster
Münster's May 2026 forecast shows daily high temperatures ranging from 61° to 85°, with overnight lows between 47° and 59°. The average high for May is 72° with an average low of 52°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Münster. See also: June | July | August.